Coin bank



FIG. 1 is a front perspective view of a coin bank showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

In the drawings, the portions of the coin bank shown in broken lines in FIGS. 1-3, 6 and 7 form no part of the claimed design. 

I claim the ornamental design for a coin bank, as shown and described. 